media: Remove SetCdmReadyCB and CdmReadyCB (part 1).

media/renderers/audio_renderer_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/renderers/audio_renderer_impl.h"
 
 #include <math.h>
 #include <stddef.h>
 #include <algorithm>
 #include <utility>
@@ skipping 292 matching lines @@
   DCHECK_EQ(buffering_state_, BUFFERING_HAVE_NOTHING);
   DCHECK(!pending_read_) << "Pending read must complete before seeking";
 
   ChangeState_Locked(kPlaying);
   AttemptRead_Locked();
 }
 
 void AudioRendererImpl::Initialize(
     DemuxerStream* stream,
     const PipelineStatusCB& init_cb,
-    const SetCdmReadyCB& set_cdm_ready_cb,
+    CdmContext* cdm_context,
     const StatisticsCB& statistics_cb,
     const BufferingStateCB& buffering_state_cb,
     const base::Closure& ended_cb,
     const PipelineStatusCB& error_cb,
     const base::Closure& waiting_for_decryption_key_cb) {
   DVLOG(1) << __FUNCTION__;
   DCHECK(task_runner_->BelongsToCurrentThread());
   DCHECK(stream);
   DCHECK_EQ(stream->type(), DemuxerStream::AUDIO);
   DCHECK(!init_cb.is_null());
@@ skipping 55 matching lines @@
         AudioHardwareConfig::GetHighLatencyBufferSize(sample_rate,
                                                       preferred_buffer_size));
   }
 
   audio_clock_.reset(
       new AudioClock(base::TimeDelta(), audio_parameters_.sample_rate()));
 
   audio_buffer_stream_->Initialize(
       stream, base::Bind(&AudioRendererImpl::OnAudioBufferStreamInitialized,
                          weak_factory_.GetWeakPtr()),
-      set_cdm_ready_cb, statistics_cb, waiting_for_decryption_key_cb);
+      cdm_context, statistics_cb, waiting_for_decryption_key_cb);
 }
 
 void AudioRendererImpl::OnAudioBufferStreamInitialized(bool success) {
   DVLOG(1) << __FUNCTION__ << ": " << success;
   DCHECK(task_runner_->BelongsToCurrentThread());
 
   base::AutoLock auto_lock(lock_);
 
   if (!success) {
     state_ = kUninitialized;
@@ skipping 431 matching lines @@
            << buffering_state;
   DCHECK_NE(buffering_state_, buffering_state);
   lock_.AssertAcquired();
   buffering_state_ = buffering_state;
 
   task_runner_->PostTask(FROM_HERE,
                          base::Bind(buffering_state_cb_, buffering_state_));
 }
 
 }  // namespace media